1 files changed, 1 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index 9f8b7ba..95202dd 100644
--- a/Makefile
+++ b/Makefile
@@ -19,6 +19,7 @@ CFLAGS += -ansi \
 	  -fstack-protector-strong \
 	  -fpie \
 	  -D_FORTIFY_SOURCE=2 \
+	  -D_DEFAULT_SOURCE \
 	  -DVERSION='"$(VERSION)"' \
 	  -DNAME='"$(BIN)"' \
 	  $(INC) $(LIBS)